Keyamura Rokusuke (毛谷村 六助, died 1593) was a retainer of the Japanese clan of Toyotomi following the Azuchi-Momoyama period 16th century Japan. The first vocation of Rokusuke was farming. His talents were soon discovered by Kato Kiyomasa, and Kato hired him as a scout. He changed his name from Kida-Magobe (木田孫兵衛) to Keyamura Rokusuke when he became a samurai.
There is a well-known legend in Korea that Keyamura Rokusuke was killed by a kisaeng named Non Gae, though no history records show such incident. This story became popular in 1960s in Korea.
Following the second siege of Jinju in 1593, Rokusuke was one of many victorious Japanese commanders. That same night the Japanese high command celebrated their victory in Jinju castle. Rokusuke, who was lured onto a balcony by a Korean kisaeng called Non Gae. After Non Gae passionately embraced Rokusuke, she toppled backward, taking Rokusuke and herself to their deaths. A shrine to Nong Gae stands on this site.
It is also known that Rokusuke was loved as a "farmer who was stronger than a samurai." Keyamura Rokusuke is portrayed as a giant in Kabuki.
The Samurai Sourcebook